Table 1.
Patient and tumour features of the 46 patients enrolled in the study.
| Variable | n | % |
|---|---|---|
| Whole population | 46 | 100 |
| Sex | ||
| Male | 35 | 76 |
| Female | 11 | 24 |
| Age | ||
| Median | 68.8 | - |
| Range | 52.2–92.5 | - |
| ECOG performance status | ||
| 0 | 13 | 28 |
| 1 | 22 | 48 |
| 2 | 10 | 22 |
| 3 | 1 | 2 |
| Body mass index (BMI) | ||
| Median | 23.1 | - |
| Range | 15.4–31.9 | - |
| <18.5 | 4 | 9 |
| 18-5–25 | 28 | 61 |
| 25–30 | 11 | 24 |
| >30 | 3 | 6 |
| Medical history of the patient | ||
| History of digestive surgery | ||
| Yes | 16 | 35 |
| No | 30 | 65 |
| History of cardio-vascular disease | ||
| Yes | 29 | 37 |
| Not | 17 | 63 |
| History of pulmonary disease | ||
| Yes | 12 | 26 |
| Not | 34 | 74 |
| Histology | ||
| Squamous cell carcinoma | 40 | 87 |
| Adenocarcinoma | 6 | 13 |
| Tumour localisation | ||
| Cervical and superior 3rd oesophageal cancer | 18 | 39 |
| Thoracic oesophageal cancer | 17 | 37 |
| Distal oesophageal cancer | 7 | 15 |
| Oeso-gastric junction | 4 | 9 |
| Tumour (T) stage | ||
| T1 | 2 | 4 |
| T2 | 11 | 24 |
| T3 | 29 | 63 |
| T4 | 4 | 9 |
| Nodal (N) | ||
| 0 | 17 | 37 |
| 1 | 21 | 46 |
| 2 | 5 | 11 |
| 3 | 3 | 6 |
| TNM stage | ||
| IA | 1 | 2 |
| IB | 5 | 11 |
| IIA | 11 | 24 |
| IIB | 5 | 11 |
| IIIA | 14 | 30 |
| IIIB | 3 | 7 |
| IIIC | 7 | 15 |